Here's an interesting linky from the MOD regarding a surviving British Railway Gun that's currently being shipped to Holland for display over the summer at a museum there.

https://www.gov.uk/government/news/b...ms-for-holland

Due to being unable to actually drop a shell on the continent, it was never fired in anger.

BL 18 inch railway howitzer - Wikipedia, the free encyclopedia

It looks good though!

Regards, Ned.